1. Thermal convection in a fluid filled porous layer with uniform internal heat sources;Buretta,1972
2. Hydrothermal convection in saturated porous media;Combarnous;Adv. Hydrosci.,1975
3. Convection currents in a porous medium;Horton;J. Appl. Phys.,1945
4. Convection of fluid in a porous medium;Lapwood,1948
5. Investigation of the influence of free thermal convection on heat transfer through granular materials;Schneider,1963